感染水牛的每克粪便虫卵数（EPG）最高40枚，最低5枚。
以后隔日从羊直肠内采粪，用饱和盐水漂浮法查虫卵，并计算EPG(每克粪便中虫卵数)。
The EPG (eggs per gram of feces) were counted from rectal feces using floatation by saturated salt solution in every two days.
以后隔日从羊直肠内采粪，用饱和盐水漂浮法查虫卵，并计算EPG(每克粪便中虫卵数)。
The EPG (eggs per gram of feces) were counted from rectal feces using floatation by saturated salt solution in every two days.
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